Train smarter and go farther with performance features like built-in GPS, continuous heart rate, music control and a touchscreen display. See real-time distance, pace, split times and elevation on your wrist all without your phone. Then review your routes in the Fitbit app. Track workouts like running, biking & weights and get real-time stats on display. Then see post-workout summaries on screen & in the app. See call and text alerts on display when your phone is nearby. See the time of day on a large display. Plus, view your stats, scan texts & calls and control your music. Get continuous, automatic, wrist-based heart rate & simplified heart rate zones. Automatically recognizes select activities and records it in the exercise section of the Fitbit app. Adjust your volume, and play, pause or skip songs from your mobile playlist. Sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices. Track steps, heart rate, distance, calories burned, floors climbed, active minutes, hourly activity & stationary time. Battery life up to 7 days so you can track all day and night without needing a charge. Automatically track your sleep quality & wake up peacefully with a silent alarm.